input[type="checkbox"] {
    width: 15px;
    height: 15px;
    vertical-align: middle;
}

.middle {
    width: 1000px;
    background-color: #fff;
    border: 1px solid #eee;
    margin: 10px auto;
    padding: 20px;
}

.module-head h3 {
    line-height: 40px;
    padding-left: 10px;
    margin-top: 0;
    display: inline;
    border-left: 5px solid #00d7c6;
    font-weight: 900;
}

.module-body > div {
    margin: 10px auto;
}

.body-title .menu {
    display: flex;
    justify-content: space-between;
    padding: 0;
    border-bottom: 1px solid #00d7c6;
    list-style: none;
}

.body-title ul.menu li {
    flex-grow: 1;
}

.body-title ul.menu li a {
    border-left: 1px solid #fff;
    padding: 12px 0;
    display: block;
    text-align: center;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.body-title ul.menu li a:hover {
    background-color: #2ABCB9;
    color: #fff;
}

.body-title ul.menu .program a {
    background-color: #00d7c6;
    color: #fff;
}

.body-first {
    background-color: #f3f3f3;
    padding: 10px;
}

.body-first .language {
    overflow: hidden;
    margin: 10px auto;
}

.language .program-language {
    padding-left: 10px;
    display: inline;
}

.language label.checkbox {
    float: right;
}

.body-first .language-type {
    display: flex;
    justify-content: start;
    flex-wrap: wrap;
}

.body-first .language-type .first-item {
    width: 33.33333333%;
    padding: 10px 20px;
    box-sizing: border-box;
}

.first-item .checkbox {
    display: inline-block;
    min-width: 100px;
}

.first-item .string {
    width: 100px;
    height: 6px;
    margin: 0 5px;
    display: inline-block;
    background: #fff;
    vertical-align: middle;
    border-radius: 10px;
}

.first-item .data-txt {
    display: inline-block;
    min-width: 60px;
}

.middle .module-body .difficulty {
    line-height: 40px;
}

.middle .module-body .difficulty .item-label {
    line-height: 20px;
}

.middle .module-body .special-opt {
    overflow: hidden;
}

.middle .module-body .special-opt .special-opt-text {
    float: left;
}

.middle .module-body .special-opt .special-opt-btn {
    float: right;
}

.middle .module-body .special-opt .special-opt-btn .btn-form {
}

.middle .module-body .special-opt .special-opt-btn .btn-form .go-practice,
.middle .module-body .special-opt .special-opt-btn .btn-form .reselect-btn {
    width: 110px;
    height: 40px;
    line-height: 40px;
    display: inline-block;
    text-align: center;
    border-radius: 3px;
    border: none 0;
    cursor: pointer;
    outline: 0;
    white-space: nowrap;
    vertical-align: middle;
    font-size: 14px;
}

.middle .module-body .special-opt .special-opt-btn .btn-form .reselect-btn {
    background-color: #ccc;
    color: #fff;
}

.middle .module-body .special-opt .special-opt-btn .btn-form .reselect-btn:hover {
    background-color: #bbb;
}

.middle .module-body .special-opt .special-opt-btn .btn-form .go-practice {
    margin-left: 15px;
    background-color: #00d7c6;
    color: #fff;
}

.middle .module-body .special-opt .special-opt-btn .btn-form .go-practice:hover {
    background-color: #2ABCB9;
}

/*===================================================*/

.second {
    width: 95%;
    height: 150px;
    background-color: lightgray;
    margin: 10px auto;
    line-height: 198px;
}

.body-first .type1 {
    width: 100%;
    height: 150px;
}

/*.first-item .checkbox .icons1{
    width: 14px;
    height: 14px;
    color: #fff;
    text-align: left;
    border: 1px solid #ddd;
    vertical-align: -2px;
   *//* width: 14px;
    height: 14px;*//*
    background: #fff;
    display: inline-block;
    margin-right: 2px;
    border-radius: 2px;
    line-height: normal;
}*/

.first-item .checkbox .icons {
    color: #fff;
    text-align: left;
    border: 1px solid #ddd;
    vertical-align: -2px;
    width: 14px;
    height: 14px;
    background: #fff;
    display: inline-block;
    margin-right: 2px;
    border-radius: 2px;
    line-height: normal;
}


/*.middle .module-body .body-second{
    width: 95%;
    height:198px;
    background-color: lightgray;
    margin: 10px auto;
    line-height:198px;
}*/
